The characterization and the effects of different flame retardant system on the CTI of reinforced PA are described, the reasons for CTI are analyzed and improving methods are suggested.

• 叙述了相比漏电起痕指数(CTI值)的表征方法以及不同阻燃体系对增强聚酰胺(PA)CTI值的影响,并分析了产生漏电起痕的原因及改进方法。